Quick Start
LongTooth™ helps you deliver Services without boundaries.
  • Register

    Register as a LongTooth™ Developer

  • Authorization

    Apply for authorization

  • Download

    Download development kit

  • Reference

    Reference the corresponding LongTooth™ library file

  • Call

    Call LongTooth™ API

  • Online

    Product online

  • Application Development

    LongTooth™ Total Industry Solution Demo

    LongTooth™ offers a total solution including a product-grade APP, a communication module, a product design circuit diagram, etc.

    LongTooth™ Technical Support
    We are committed to providing you with a wealth of service consulting, and comprehensive technical after-sales service.
    Technology Group
    LongTooth™'s Dynamic

    Customer Service Phone


    Shanghai Office Address

    Room 409, No. 181, Sichuan Middle Road, Huangpu District, Shanghai

    Beijing Office Address

    Room 607, Block A, Tsinghua Science Park, Haidian District, Beijing

    Copyright © 2019 North 22 Solutions Ltd. All Rights Reserved《People's Republic of China value-added telecommunications business license》Shanghai ICP Ref. No.07009032